If you’re looking for the ultimate comfort food that aligns perfectly with your healthy lifestyle, your search is over. We often hear from people who miss hearty, creamy bakes when following a low-carb plan. That’s precisely why we’ve crafted the perfect solution: our sensational Keto Chicken Alfredo Broccoli Bake. This recipe offers all the rich, cheesy indulgence of a traditional casserole but is entirely keto-friendly, loaded with protein, and exceptionally tasty. It’s a wonderfully straightforward weeknight dinner that will have everyone at the table coming back for more.

Why You’ll Love This Recipe

• Wonderfully Straightforward: This dish is quick and easy to prepare, coming together in less than an hour, which makes it ideal for those busy evenings when you need a nourishing meal without the fuss.
• A Truly Comforting Meal: The blend of succulent chicken, fresh broccoli, and a velvety, rich Alfredo sauce, all blanketed under a layer of molten, golden cheese, is the definition of comfort in a casserole dish.
• Tailored for Your Keto Lifestyle: With its high-fat and very low-carbohydrate profile, this recipe is designed to integrate seamlessly into your ketogenic diet, ensuring you stay on track without ever feeling deprived.
• A Guaranteed Crowd-Pleaser: This is far more than just a “diet” meal. Its classic, satisfying flavours are universally loved, making it a firm favourite with the whole family, even those not on a low-carb diet.
• Ideal for Preparing Ahead: This casserole keeps exceptionally well, making it a fantastic option for meal prep. You can cook it once and look forward to delicious, easy-to-reheat meals throughout the week.

Ingredients

• 700g boneless, skinless chicken breasts, cut into bite-sized pieces
• 500g broccoli florets, fresh or frozen
• 120g full-fat cream cheese, softened
• 240ml double cream (heavy cream)
• 120ml unsweetened almond milk or more double cream
• 100g grated Parmesan cheese, plus extra for topping
• 2 cloves garlic, minced
• 1 tsp Italian seasoning
• 1/2 tsp onion powder
• 2 tbsp unsalted butter
• 200g shredded mozzarella cheese
• Salt and freshly ground black pepper, to taste
• 1 tbsp olive oil

Crafting the Perfect Keto Chicken Alfredo Broccoli Bake

Putting together this magnificent bake is much simpler than you might imagine. We have organised the process into three manageable stages: getting the main ingredients ready, creating the decadent sauce, and finally, assembling everything for the bake. Let’s begin!

Step 1: Prepare the Chicken and Broccoli

1. Cook the Chicken: Start by seasoning the chicken chunks generously with salt, pepper, and onion powder. In a large frying pan, heat the olive oil over a medium-high heat. Add the chicken and cook for about 5-7 minutes, stirring now and then, until browned on all sides and cooked through. Remove the cooked chicken from the pan and put it to one side. A great time-saver is to use pre-cooked chicken from a rotisserie!
2. Prepare the Broccoli: As the chicken cooks, you can get the broccoli ready. We’re aiming for a tender-crisp texture, not a soggy one. You can achieve this by steaming the florets for 3-4 minutes or blanching them in boiling water for 2-3 minutes. If you are using frozen broccoli, it’s vital to thaw it first and pat it thoroughly dry with a kitchen towel to remove excess water. This step is key to avoiding a watery casserole.

Step 2: Create the Dreamy Broccoli Alfredo Sauce

The sauce is truly the soul of this dish. While a classic Alfredo uses flour as a thickener, our keto-friendly version cleverly uses cream cheese to achieve a wonderfully rich and smooth consistency without any of the carbs. This glorious, garlicky sauce is the hero of our broccoli alfredo.

1. Melt the Base: Using the same frying pan, lower the heat to medium and melt the butter. Tip in the minced garlic and sauté for 30-60 seconds until aromatic. Be sure to watch it closely, as burnt garlic will impart a bitter taste to your sauce.
2. Build the Creaminess: Add the softened cream cheese to the pan, using a spoon to break it apart. Stir constantly until it has fully melted into the buttery garlic mixture.
3. Combine the Liquids: Gradually pour in the double cream and almond milk, whisking as you go to ensure the sauce is smooth and free of lumps. Let the mixture come to a gentle simmer.
4. Add the Flavour: Stir in the grated Parmesan, Italian seasoning, and a little salt and pepper. Let it simmer for another 3-5 minutes, which will allow the sauce to thicken up. The Parmesan will melt in, adding a delicious salty and nutty flavour. Have a little taste and add more seasoning if you feel it needs it.

Step 3: Assemble and Bake Your Low Carb Chicken Casserole

We’ve reached the most rewarding stage – combining all our delicious components into one spectacular bake. This is where the dish transforms from simple parts into a truly memorable meal.

1. Preheat and Combine: Set your oven to preheat at 190°C (170°C fan/Gas Mark 5). In a large mixing bowl, place the cooked chicken pieces and the prepared broccoli florets. Pour the luscious Alfredo sauce over them and mix gently until everything is evenly coated.
2. Transfer to Baking Dish: Carefully spoon the mixture into a 2-litre (or 9×13 inch) baking dish, spreading it out into a single, even layer.
3. Top with Cheese: Generously sprinkle the shredded mozzarella and a bit of extra Parmesan cheese over the entire surface. This cheese topping is what creates that irresistible, golden-brown crust that makes a cheesy keto bake so delightful.
4. Bake to Perfection: Place the dish into your preheated oven and bake for 20-25 minutes. You’ll know it’s ready when the cheese is melted and bubbly and the sauce is bubbling up at the sides. For an even crispier topping, you can switch to the grill for the last minute or two, but keep a very close eye on it to prevent it from burning.
5. Rest and Serve: Carefully remove the casserole from the oven and allow it to rest for 5-10 minutes before serving. This brief rest helps the sauce to set, making it much easier to dish up. Garnish with some fresh parsley if desired, and enjoy while hot!

Tips and Variations for Your Bake

While we believe this recipe is wonderful just as it is, we always encourage a bit of culinary flair in the kitchen! Here are some suggestions for customising your bake.

• Add a Crispy Topping: For a fantastic crunchy texture, crush some pork rinds and mix them with a little melted butter and Parmesan. Sprinkle this mixture over the top before it goes into the oven.
• Introduce More Veggies: Don’t hesitate to include other low-carb vegetables. Sautéed mushrooms, wilted spinach (make sure you squeeze out all the excess water), or roasted cauliflower would all be lovely additions.
• Spice It Up: If you’re a fan of a little heat, a quarter or half teaspoon of red pepper flakes added to the Alfredo sauce will give it a gentle kick.
• Bacon Makes Everything Better: For a smoky, salty depth of flavour, try adding some cooked, crumbled bacon to the casserole mixture before baking.

If you enjoy this style of hearty, creamy chicken dishes, we think you’ll also adore our Creamy Baked Tuscan Chicken With Spinach Sun Dried Tomatoes for another delicious weeknight option.

What to Serve with Your Casserole

This keto dinner recipes masterpiece is certainly a complete meal in itself, but if you’d like to serve something alongside it, here are a few simple ideas:

• A Simple Green Salad: The freshness of a crisp green salad tossed in a light vinaigrette provides a beautiful contrast to the rich casserole.
• Cauliflower Rice: Serving the bake on a bed of fluffy cauliflower rice is a great way to soak up every last drop of the delicious sauce.
• Zucchini Noodles: Lightly sautéed courgette noodles, or “zoodles,” are a superb low-carb alternative to pasta.
• Steamed Green Beans: A side of tender steamed green beans tossed in a little butter adds another welcome serving of vegetables to your meal.

For those looking for even more inventive ways to enjoy chicken, our Garlic Parmesan Chicken Meatloaves With Creamy Sauce is another must-try recipe.

FAQ

Conclusion: Your New Favourite Comfort Meal

And there you have it – a straightforward, flavourful, and deeply comforting Keto Chicken Alfredo Broccoli Bake that proves you can enjoy indulgent food without the carbs. This dish is perfect for a cosy evening, a quick family meal, or as a key part of your weekly food prep. It’s a wonderfully versatile recipe that consistently delivers on taste, helping you feel satisfied and on track with your health journey. A low-carb lifestyle, as detailed by health bodies like the NHS, can be an effective approach to weight management, and dishes like this make it a pleasure to follow.

We truly hope you give this recipe a go! Gather your ingredients, head to the kitchen, and prepare to be impressed by your new favourite keto meal. We would love to hear how you get on, so please leave a comment below. Don’t forget to share this recipe with friends who might think keto food can’t be comforting and delicious!

Meta Description: Looking for a comforting low-carb meal? Our delicious Keto Chicken Alfredo Broccoli Bake is a creamy, cheesy, and easy-to-make casserole the whole family will love.

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Prep: 10 mins
Cook: 20 mins
Serves: 4

Ingredients

• 700g boneless, skinless chicken breasts, cut into bite-sized pieces
• 500g broccoli florets, fresh or frozen
• 120g full-fat cream cheese, softened
• 240ml double cream (heavy cream)
• 120ml unsweetened almond milk
• 100g grated Parmesan cheese
• 2 cloves garlic, minced
• 1 tsp Italian seasoning
• 1/2 tsp onion powder
• 2 tbsp unsalted butter
• 200g shredded mozzarella cheese
• Salt and freshly ground black pepper, to taste
• 1 tbsp olive oil

Instructions

1. Preheat oven to 190°C (170°C fan). Season chicken with salt, pepper, and onion powder, then cook in a hot pan with olive oil until golden brown. Steam or blanch broccoli until tender-crisp. Set both aside.
2. In the same pan, melt butter and sauté garlic for 1 minute. Add cream cheese and stir until melted. Whisk in double cream, almond milk, Parmesan, and Italian seasoning. Simmer for 3-5 minutes until the sauce thickens.
3. In a large bowl, combine the cooked chicken, broccoli, and Alfredo sauce. Transfer to a 2-litre baking dish, top with mozzarella cheese, and bake for 20-25 minutes until golden and bubbly. Let it rest for 5 minutes before serving.